What was found
DURING MPV MAINTENANCE CHECK, FOUND CENTER W/W TUNNEL, 48L END FITTING AT STA 1521 BADLY PITTED ALONG OTBD FLANGE. SUSPECT CAUSE WAS MOISTURE. PROPER APPLICATION OF CORROSION PREVENTIVE COULD PREVENT RECURRENCE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING MPV MAINTENANCE CHECK, FOUND CENTER W/W TUNNEL, 48L END FITTING AT STA 1521 BADLY PITTED ALONG OTBD FLANGE. SUSPECT CAUSE WAS MOISTURE. PROPER APPLICATION OF CORROSION PREVENTIVE COULD PREVENT RECURRENCE.